Legal Team for Dzhokhar Tsarnaev Ask Federal Judge to Dismiss Indictment Against Him

BOSTON—Lawyers for accused Boston Marathon bomber Dzhokhar Tsarnaev asked a federal judge late Friday to dismiss the indictment against him, alleging they found irregularities in how federal juries are selected in the region.

The defense said in new court filings that it found "several violations" during a review of jury-selection records in the District of Massachusetts over the last three years, including underrepresentation of African-Americans and people over age 70. The defense also alleged the court failed...